Investigations

A handful of states, most of them led by Republicans, are increasingly using someone's decision not to vote as the trigger for removing them from the rolls. No state has been more aggressive with this approach than Georgia, where Brian Kemp, the secretary of state, oversaw the purging of a growing number of voters ahead of his own run for governor. Voting rights advocates call it a new form of voter suppression, and they fear it will soon spread to other states.

Only 13 states are spending to stop vaping among teens. Others blame lack of funding, despite billions from the tobacco settlement over the years. Meanwhile, the FDA has begun to move against makers and sellers.

Curtis Flowers has been tried six times for the same crime. For 21 years, Flowers has maintained his innocence. He's won appeal after appeal, but every time, the prosecutor just tries the case again. What does the evidence reveal? And how can the justice system ignore the prosecutor's record and keep Flowers on death row?

Pete Hegseth, a decorated Army veteran thought to be considered to run Veteran's Affairs, portrays himself as a defender of traditional family values despite extramarital affairs with co-workers and divorces.

Research shows that some psychological tests can detect which officers are mentally equipped for the responsibility of making life-and-death decisions. And yet for two decades, Minneapolis has taken an inconsistent approach to the psychological screening process, frequently changing evaluators and leaving it up to them to decide which tests to administer.

More than 500 infrastructure projects are pitched to President Donald Trump, who will favor private money and speed. States, unions, presidential advisers and consultants flood the White House with proposals. The president's pledge to cut regulations and his condition for funding — "If you have a job that you can't start within 90 days ... it doesn't help us" — risks leaving critical construction and repair behind.

Most states neglect ordering police to learn de-escalation tactics to avoid shootings. In 34 states, training decisions are left to local agencies. Most, though, conduct no, or very little, de-escalation training. Chiefs cite cost, lack of staff, and a belief that the training isn't needed.

Early versions highlighted contaminated drinking water and vulnerabilities from fracking. The final version turned out differently: Fracking had not "led to widespread, systemic impacts." Oil and gas cheered the findings.

For 27 years, the investigation into the abduction of Jacob Wetterling yielded no answers. Reporter Madeleine Baran reveals how law enforcement mishandled one of the most notorious child abductions in the country.

A four-part series with exclusive data analysis about a northern Minnesota juvenile corrections facility published and broadcast throughout May 2016. The owners closed the operation two months after the first story.